using Microsoft.VisualBasic.CompilerServices;

namespace ConsoleApp2.input._1106;

public class User
{
    String username;
    int password;

    public User()
    {

    }

    public string Username
    {
        get => username;
        set => username = value ?? throw new ArgumentNullException(nameof(value));
    }

    public int Password
    {
        get => password;
        set => password = value;
    }
}